// Copyright (c) 2002 Graz University of Technology. All rights reserved.
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//    this list of conditions and the following disclaimer in the documentation
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//    include the following acknowledgment:
// 
//    "This product includes software developed by IAIK of Graz University of
//     Technology."
// 
//    Alternately, this acknowledgment may appear in the software itself, if and
//    wherever such third-party acknowledgments normally appear.
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// 4. The names "Graz University of Technology" and "IAIK of Graz University of
//    Technology" must not be used to endorse or promote products derived from this
//    software without prior written permission.
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// 5. Products derived from this software may not be called "IAIK PKCS Wrapper",
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package iaik.pkcs.pkcs11.wrapper;

/**
 * class CK_PKCS5_PBKD2_PARAMS provides the parameters to the CKM_PKCS5_PBKD2
 * mechanism.<p>
 * <B>PKCS#11 structure:</B>
 * <PRE>
 * typedef struct CK_PKCS5_PBKD2_PARAMS {
 *   CK_PKCS5_PBKD2_SALT_SOURCE_TYPE saltSource;
 *   CK_VOID_PTR pSaltSourceData;
 *   CK_ULONG ulSaltSourceDataLen;
 *   CK_ULONG iterations;
 *   CK_PKCS5_PBKD2_PSEUDO_RANDOM_FUNCTION_TYPE prf;
 *   CK_VOID_PTR pPrfData;
 *   CK_ULONG ulPrfDataLen;
 * } CK_PKCS5_PBKD2_PARAMS;
 * </PRE>
 *
 * @author Karl Scheibelhofer <Karl.Scheibelhofer@iaik.at>
 * @author Martin Schläffer <schlaeff@sbox.tugraz.at>
 */
public class CK_PKCS5_PBKD2_PARAMS {

	/**
	 * <B>PKCS#11:</B>
	 * <PRE>
	 *   CK_PKCS5_PBKDF2_SALT_SOURCE_TYPE saltSource;
	 * </PRE>
	 */
	public long saltSource;

	/**
	 * <B>PKCS#11:</B>
	 * <PRE>
	 *   CK_VOID_PTR pSaltSourceData;
	 *   CK_ULONG ulSaltSourceDataLen;
	 * </PRE>
	 */
	public byte[] pSaltSourceData;

	/**
	 * <B>PKCS#11:</B>
	 * <PRE>
	 *   CK_ULONG iterations;
	 * </PRE>
	 */
	public long iterations;

	/**
	 * <B>PKCS#11:</B>
	 * <PRE>
	 *   CK_PKCS5_PBKD2_PSEUDO_RANDOM_FUNCTION_TYPE prf;
	 * </PRE>
	 */
	public long prf;

	/**
	 * <B>PKCS#11:</B>
	 * <PRE>
	 *   CK_VOID_PTR pPrfData;
	 *   CK_ULONG ulPrfDataLen;
	 * </PRE>
	 */
	public byte[] pPrfData;

	/**
	 * Returns the string representation of CK_PKCS5_PBKD2_PARAMS.
	 *
	 * @return the string representation of CK_PKCS5_PBKD2_PARAMS
	 */
	public String toString() {
		StringBuffer buffer = new StringBuffer();

		buffer.append(Constants.INDENT);
		buffer.append("saltSource: ");
		buffer.append(saltSource);
		buffer.append(Constants.NEWLINE);

		buffer.append(Constants.INDENT);
		buffer.append("pSaltSourceData: ");
		buffer.append(Functions.toHexString(pSaltSourceData));
		buffer.append(Constants.NEWLINE);

		buffer.append(Constants.INDENT);
		buffer.append("ulSaltSourceDataLen: ");
		buffer.append(pSaltSourceData.length);
		buffer.append(Constants.NEWLINE);

		buffer.append(Constants.INDENT);
		buffer.append("iterations: ");
		buffer.append(iterations);
		buffer.append(Constants.NEWLINE);

		buffer.append(Constants.INDENT);
		buffer.append("prf: ");
		buffer.append(prf);
		buffer.append(Constants.NEWLINE);

		buffer.append(Constants.INDENT);
		buffer.append("pPrfData: ");
		buffer.append(Functions.toHexString(pPrfData));
		buffer.append(Constants.NEWLINE);

		buffer.append(Constants.INDENT);
		buffer.append("ulPrfDataLen: ");
		buffer.append(pPrfData.length);
		//buffer.append(Constants.NEWLINE);

		return buffer.toString();
	}

}
